sigmahighHunting

Suspicious Driver/DLL Installation Via Odbcconf.EXE

Detects execution of "odbcconf" with the "INSTALLDRIVER" action where the driver doesn't contain a ".dll" extension. This is often used as a defense evasion method.

MITRE ATT&CK

T1218.008

defense-evasion

Detection Query

selection_img:
  - Image|endswith: \odbcconf.exe
  - OriginalFileName: odbcconf.exe
selection_cli:
  CommandLine|contains: "INSTALLDRIVER "
filter_main_dll_ext:
  CommandLine|contains: .dll
condition: all of selection_* and not 1 of filter_main_*

Author

Nasreddine Bencherchali (Nextron Systems)

Created

2023-05-23

Data Sources

windowsProcess Creation Events

Platforms

windows

References

Tags

attack.defense-evasionattack.t1218.008

Raw Content

title: Suspicious Driver/DLL Installation Via Odbcconf.EXE
id: cb0fe7c5-f3a3-484d-aa25-d350a7912729
related:
    - id: 3f5491e2-8db8-496b-9e95-1029fce852d4
      type: derived
status: test
description: Detects execution of "odbcconf" with the "INSTALLDRIVER" action where the driver doesn't contain a ".dll" extension. This is often used as a defense evasion method.
references:
    - https://lolbas-project.github.io/lolbas/Binaries/Odbcconf/
    - https://web.archive.org/web/20191023232753/https://twitter.com/Hexacorn/status/1187143326673330176
    - https://www.hexacorn.com/blog/2020/08/23/odbcconf-lolbin-trifecta/
author: Nasreddine Bencherchali (Nextron Systems)
date: 2023-05-23
tags:
    - attack.defense-evasion
    - attack.t1218.008
logsource:
    category: process_creation
    product: windows
detection:
    selection_img:
        - Image|endswith: '\odbcconf.exe'
        - OriginalFileName: 'odbcconf.exe'
    selection_cli:
        # Note: The "/A" flag is not required to call a specific action
        CommandLine|contains: 'INSTALLDRIVER '
    filter_main_dll_ext:
        CommandLine|contains: '.dll'
    condition: all of selection_* and not 1 of filter_main_*
falsepositives:
    - Unlikely
level: high